How sector ETF lists are actually built in 2026: GICS vs ICB, issuer labels, look-through weights, inverse sector funds, and how to rebuild the
FactSet Pricing: What It Costs in 2026
Dated figures for FactSet seats, feeds and APIs, what its pricing model actually charges for, and when a CSV feed is cheaper.
PE of S&P 500: Why the Numbers Disagree
How the S&P 500 P/E is built, why trailing, forward and Shiller versions differ, and how to compute it from constituent data.
Build the P/E Ratio S&P 500
How the S&P 500 P/E ratio is actually computed in 2026: trailing vs forward, GAAP vs operating, and how to rebuild it from constituents.
24×5 Trading: What It Breaks in Data
What 24×5 US equity trading is, where the exchange and DTCC timelines stand in 2026, and how it changes reference data pipelines.
Full File Now Available Also in Smaller ...
We now cover 3898 ETPs. There are over 5500 ETPs in the marketplace. We have a ways to go. The file containing the ETF holdings lists is currently 1,143.567 lines long. The maximum number of rows in Excel is 1,048,576. In other words, you cant’ open the full file in Excel. The full file is […]